asbmails2/mininet_ryu repository overview

Run with: docker run -it --rm --privileged -e DISPLAY -v /tmp/.X11-unix:/tmp/.X11-unix -v /lib/modules:/lib/modules asbmails2/mininet_ryu

Use withou --rm to not delete the container

To use the controller: PYTHONLIB=. ryu-manager ryu.app.simple_switch_stp_13 ---- to use the spanning tree algorithm to avoid cycles.

Inside of your mininet py script add:

from functools import partial from mininet.node import RemoteController, OVSSwitch

net = Mininet(controller=RemoteController,

switch=partial( OVSSwitch, protocols='OpenFlow13’))

More about Ryu Controller: https://osrg.github.io/ryu-book/en/html/index.html#⁠

Created from: https://github.com/iwaseyusuke/docker-mininet⁠

Open X Window applications in containers If you could not open xterm or other X Window applications, or faced to the following error message;

root@26f36691a400:~# xterm No protocol specified Warning: This program is an suid-root program or is being run by the root user. The full text of the error or warning message cannot be safely formatted in this environment. You may get a more descriptive message by running the program as a non-root user or by removing the suid bit on the executable. xterm: Xt error: Can't open display: %s Please add root user to the local access control list of xhost on your "Docker host" (not on your containers).

$ xhost +si:localuser:root localuser:root being added to access control list